11 results
Approach to Hypoproliferative Macrocytic Anemia

 • 812, Folate Deficiency
 • MDS+
 • Hypothyroid
 • Liver Disease
Hypoproliferative Macrocytic ... Anemia812 ... , Folate Deficiency ... diagnosis #algorithm #hematology ... #workup
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
" • Iron deficiency ... MCV - >96fL - "Macrocytic ... Megaloblastic: Vitamin B12 ... Myelodysplastic syndrome ... diagnosis #causes #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
• Drugs Oval Macrocytes ... • Dietary Deficiency ... Myelodysplastic Syndromes ... and Folate Deficiency ... Algorithm #Causes #Hematology
Clinically Important Vitamins and Vitamin Deficiency States
Fat-soluble Vitamins: 
 • Vitamin A - Xerophthalmia, night blindness,
Clinically Important ... Vitamins and Vitamin Deficiency ... Wernicke-Korsakoff syndrome ... gestation • Vitamin B12 ... signs #symptoms #nutrition
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
• Fanconi’s anemia ... Wiskott-Aldrich syndrome ... Antibody-mediated hemolysis Nutritional ... consumption • Vitamin B12 ... Differential #Diagnosis #Hematology
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
Clinical Syndrome ... : • Common Clinical ... Abnormalities: macrocytic ... anemia, thrombocytopenia ... polyarteritis nodosa (12%
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
) Deficiency Etiology ... intrinsic factor, IF) Clinical ... : • Worsening macrocytic ... #Cobalamin #Deficiency ... diagnosis #management #nutrition
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Clinical Presentation ... , GATA2 deficiency ... , CTLA4 deficiency ... - Parvovirus B19 ... #oncology #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... common cytopenia: Macrocytic ... Platelet Disorders • Nutritional ... : vitamin B12 or ... #diagnosis #hematology
Etiologies of Vitamin B12 Deficiency
 • Inadequate intake - Rare but seen in very strict vegans
autoantibodies (pernicious anemia ... insufficiency, blind loops syndromes ... malabsorption syndromes ... differential #diagnosis #hematology ... #nutrition